Founded in Illinois in 1959 by Robert Mendelson, Donco Recycling Solutions is a family-led recycling business that develops markets and revenue streams for industrial by-products. Its portfolio includes Ohio Pulp Mills, which produces recycled bleached pulp, and companies handling paper, plastics, organics, and recycling-system projects. Donco reports recycling more than 200,000 tons annually and describes five generations of Mendelson-family participation in the industry.